Active Directory

Create Your Own Network Assessment Appliance

2012-04-09 10 min read Active Directory Active Directory Linux Microsoft Networking Security System Administration Virtualization VMware Zachary Loeber

In this write-up I setup several network assessment tools which can be used in the discovery process of a new environment. This can be useful for a newly hired sysadmin or a consultant in rapidly gathering information to assess the health and/or state of a network. Introduction I often find myself assessing a foreign network infrastructure for performance or other issues. Depending on the size of the environment, digesting everything can be daunting without the help of some third party tools. Continue reading

Exchange 2010: Changing an invalid DNS suffixed server

2012-03-01 5 min read Active Directory Active Directory Exchange Exchange 2010 IIS Microsoft Networking Powershell System Administration Zachary Loeber

I ran into an interesting Exchange 2010/2007 co-existence issue today. After a new Exchange 2010 (all-in-one) server was introduced into the environment traffic would only flow from the 2010 server to the 2007 hub/cas server and not the other way around. The mail queues stated the last error to be

Active Directory: Essential Tools

2011-08-11 5 min read Active Directory Microsoft Powershell Security System Administration Zachary Loeber

During my many years of working with active directory I’ve used several tools. Here are some of the best that I’ve used which are not baked into windows. Good thing about this list is that most of these tools are fee! Another bonus is that most of the information gathering tools don’t require elevated rights as, by default, domain users have read-only access to active directory.

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